As of today, , there are 12 properties for sale in the 21562 area and 12 properties listed for sale in the city of Westernport. This single family residential home at 431 Walnut St in ZIP code 21562 was last listed for $46,166. This is 15% below the current $54,400 median price for Westernport and 15% below the median of $54,400 for the ZIP code. Of the 12 properties for sale in Westernport, 11 are single family homes and 1 are condos. 431 Walnut St is a single family residential home that is approximately 1,120 Sqft, 36% below the city median of 1,750 and 36% below the 21562 ZIP code median of 1,750. The price per square foot was $41 which is 15% below the current median price in 21562 of $48 and 15% below the Westernport median of $48 per Sqft.